Answer: Proverbs 17:22
A joyful heart is good medicine, but a crushed spirit dries up the bones.

Philippians 2:5
Have this mind among yourselves, which is yours in Christ Jesus,

Romans 12:2
Do not be conformed to this world, but be transformed by the renewal of your mind, that by testing you may discern what is the will of God, what is good and acceptable and perfect.

Philippians 2:14-15
Do all things without grumbling or questioning, that you may be blameless and innocent, children of God without blemish in the midst of a crooked and twisted generation, among whom you shine as lights in the world,

Philippians 4:8-9
Finally, brothers, whatever is true, whatever is honorable, whatever is just, whatever is pure, whatever is lovely, whatever is commendable, if there is any excellence, if there is anything worthy of praise, think about these things. What you have learned and received and heard and seen in me—practice these things, and the God of peace will be with you.

Ephesians 4:23
And to be renewed in the spirit of your minds,

Colossians 3:23
Whatever you do, work heartily, as for the Lord and not for men,

1 John 1:9
If we confess our sins, he is faithful and just to forgive us our sins and to cleanse us from all unrighteousness.

1 Peter 4:1
Since therefore Christ suffered in the flesh, arm yourselves with the same way of thinking, for whoever has suffered in the flesh has ceased from sin,

Philippians 2:14
Do all things without grumbling or questioning,

Colossians 3:17
And whatever you do, in word or deed, do everything in the name of the Lord Jesus, giving thanks to God the Father through him.

2 Peter 3:9
The Lord is not slow to fulfill his promise as some count slowness, but is patient toward you, not wishing that any should perish, but that all should reach repentance.

James 4:10
Humble yourselves before the Lord, and he will exalt you.

Matthew 6:33
But seek first the kingdom of God and his righteousness, and all these things will be added to you.

Ephesians 6:4
Fathers, do not provoke your children to anger, but bring them up in the discipline and instruction of the Lord.

Hebrews 13:15
Through him then let us continually offer up a sacrifice of praise to God, that is, the fruit of lips that acknowledge his name.

Galatians 5:22-23
But the fruit of the Spirit is love, joy, peace, patience, kindness, goodness, faithfulness, gentleness, self-control; against such things there is no law.

Colossians 3:10
And have put on the new self, which is being renewed in knowledge after the image of its creator.

1 Thessalonians 5:16-18
Rejoice always, pray without ceasing, give thanks in all circumstances; for this is the will of God in Christ Jesus for you.

Romans 15:5
May the God of endurance and encouragement grant you to live in such harmony with one another, in accord with Christ Jesus,

Unless otherwise noted, all Bible verses are from The Holy Bible, English Standard Version® Copyright© 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.

Special thanks to OpenBible.info for the data on the most well-known Bible verses.